11199007959 has 4 divisors (see below), whose sum is σ = 14932010616. Its totient is φ = 7466005304.

The previous prime is 11199007957. The next prime is 11199007969. The reversal of 11199007959 is 95970099111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11199007959 - 2¹ = 11199007957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11199007957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866501324 + ... + 1866501329.

It is an arithmetic number, because the mean of its divisors is an integer number (3733002654).

Almost surely, 2^11199007959 is an apocalyptic number.

11199007959 is a deficient number, since it is larger than the sum of its proper divisors (3733002657).

11199007959 is an equidigital number, since it uses as much as digits as its factorization.

11199007959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733002656.

The product of its (nonzero) digits is 229635, while the sum is 51.

The spelling of 11199007959 in words is "eleven billion, one hundred ninety-nine million, seven thousand, nine hundred fifty-nine".